Lift Control Valve Service
Disassembly (Fig. 42)
1.
2.
pads are against jaws of vise. Lift valve spool retaining
ring (item 14) should be facing up.
Wash lift valve in solvent and dry thoroughly.
Carefully mount lift valve in a vise so that mounting
3.
Remove two (2) hex cap plugs (item 1) from side of
8
9
valve body. Inside valve body, behind each hex cap
plug, there is a spring (item 3), check ball (item 4) and
cam pin (item 6); remove these parts.
7
6
NOTE: Remove check ball seats (item 5) only if they
need replacement; the seats are press fit into the valve
body.
5
3 4
2
1
4.
Remove retaining ring (item 14) from spool (item 8).
Remove spool retaining ring (item 13), spring retainer
(item 10), spacer (item 12), spring (item 11) and second
spring retainer (item 10). Carefully push and twist spool
to remove spool from valve body.
9
10
11
12
5.
Use a hooked scribe or thin screwdriver to remove o–
rings (item 9) from inside bore of valve body (be careful
not to scratch valve bore finish). These o–rings are the
seals for the spool.
10
13
14
Figure 42
6.
Inspect all components for wear, paying special
1.
2.
3.
4.
5.
6.
7.
Hex cap plug (2 used)
O–ring (2 used)
8.
9.
10. Spring retainer
11. Spring
12. Spacer
Spool
O–ring
attention to the spool. Signs of wear on one side of the
spool may indicate a bent spool. Inspect the spool for
flatness and replace if necessary.
Spring (2 used)
Check ball (2 used)
Check ball seat (2 used)
Cam pin (2 used)
Valve body
13. Spool retaining ring
14. Retaining ring
Assembly (Fig. 42)
1.
Clean all components thoroughly before assembly.
Use new o–rings when assembling.
2.
Coat all o–rings and spool with clean hydraulic oil be-
fore installation into valve body. Assemble components
in reverse order of disassembly. Install spool into valve
body before inserting cam pins, check balls, springs and
hex cap plugs.
Hydraulic System
Page 4 – 50
Sand Pro & Infield Pro 3040/5040
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro 3040, Toro 5040 |
| Download File |
|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
(0 votes, average: 0 out of 5)